Pituitary function and failure

Question 1

the anterior pituitary or [….] has a [….] link to the hypothalamus, and originate from [….] tissue.

Answer 1

adenohypophysis

vascular

glandular epithelial tissue (ectodermal cells)

Question 2

the posterior pituitary or [….] has a [….] link to the hypothalamus, and originate from [….] tissue.

Answer 2

neurohypophysis

neural

neural tissue (outgrowth of the brain)

Question 3

the pituitary gland sits with the […] cranial bone

Answer 3

sphenoid

Question 4

the […..] is the stalk connecting the pituitary to the brain

Answer 4

infundibulum

Question 5

the posterior pituitary produces hormones: [….] and [….]

Answer 5

ADH/vasopressin (increase collecting duct permeability & decrease urine volume)

oxytocin (uterine contraction & milk let down)

Question 6

the anterior pituitary produces the following 6 hormones: [….]

Answer 6

1. prolactin (mammary glands, milk production)
2. growth hormone (musculoskeletal system)
3. TSH (thyroid gland)
4. ACTH (adrenal cortex)
5. Gonadotropins: LH and FSH (Gonads=Ovary and Testis)

Question 7

the anterior pituitary is connected to the hypothalamus via a [….] system, know as the […..]

Answer 7

vascular

hypothalamic-hypophyseal portal system